Machi is both a surname and a feminine Japanese given name. Notable people with the name include:

Surname:

• Carmen Machi (born 1963), Spanish actor
• Jean Machi (born 1983), Venezuelan major league baseball pitcher
• Yūji Machi (born 1962), Japanese voice actor

Given name:

• Ike Gyokuran (1727-1784), Japanese painter and poet whose birth name was Machi
• Machi Tanaka (born 1983), Japanese long-distance runner